Net sales for Microsemi's first quarter of fiscal year 2015 were a record $303.6 million, up 18.8 percent from the first quarter of 2014. GAAP gross margin for the first quarter of 2015 was 55.4 percent, inclusive of the effect of non-cash acquisition-related purchase accounting, compared to 54.1 percent in the first quarter of 2014. GAAP operating margin for the first quarter of 2015 was 9.8 percent compared to 2.8 percent in the first quarter of 2014. GAAP net income for the first quarter of 2015 was $19.7 million or $0.21 per diluted share compared to $1.4 million or $0.01 per diluted share for the first quarter of 2014. Operating and free cash flow for the first quarter of 2015 were a record of $66.9 million and $53.8 million, respectively.

For the first quarter of fiscal year 2015, non-GAAP gross margin was 56.2 percent. Non-GAAP operating margin was 24.4 percent, improving 40 basis points from the prior quarter and 320 basis points from the first quarter of 2014. Non-GAAP net income for the first quarter of 2015 was a record $61.9 million compared to $61.4 million for the fourth quarter of 2014 and $42.9 million for the first quarter of 2014. Non-GAAP diluted earnings per share for the first quarter of 2015 were $0.65.

"Microsemi made significant progress in our first fiscal quarter and we are pleased to see strong execution on our strategic business model," said James J. Peterson, chairman of the board and CEO of Microsemi. "Our continued operational excellence and increased traction with tier-one customers are supporting the long-term growth and enhanced profitability necessary to yield strong shareholder returns."

Business Outlook

Microsemi currently expects net sales in the second quarter of fiscal year 2015 to be flat to down 4.5% and expects non-GAAP diluted earnings per share of between $0.64 and $0.68.

Microsemi regularly announces a quarterly outlook in the form of issuing a news release and does not undertake to update any of this information between such public announcements to reflect subsequent events or circumstances. Please refer to the "SAFE HARBOR" STATEMENT below for risks that may affect future actual results.

Information for First Quarter 2015 Earnings Conference Call and Webcast

Date: Thursday, Jan. 22, 2015Time: 4:45 p.m. EST (1:45 p.m. PST)

To access the webcast, log on to
www.microsemi.com, go to the Investors section, and then to IR Events and Presentations. To listen to the live webcast, visit this website approximately 15 minutes prior to the start of the call to register, download and install any necessary audio software. For those unable to participate during the live webcast, a replay will be available shortly after the call on the Microsemi website for 90 days.

To participate in the conference call by telephone, call 877-264-1110 at approximately 4:30 p.m. EST (1:30 p.m. PST). International callers can call 706-634-1357. Please provide the following ID number: 64138305.

PLEASE READ THE FOLLOWING FACTORS THAT CAN MATERIALLY AFFECT MICROSEMI'S FUTURE RESULTS.

"Safe Harbor" Statement under the Private Securities Litigation Reform Act of 1995: Any statements set forth in the news release that are not entirely historical and factual in nature are forward-looking statements, including without limitation statements concerning Microsemi's net sales and earnings guidance, our belief that our overall strategy and strategic business model continue to support long-term growth, enhance profitability and yield strong shareholder returns, and any other statements or beliefs regarding the company's plans or expectations. These forward-looking statements are based on Microsemi's current expectations and are inherently subject to risks and uncertainties that could cause actual results to differ materially from those expressed in the forward-looking statements. The potential risks and uncertainties include, but are not limited to, such factors as continued negative or worsening worldwide economic conditions or market instability; downturns in the highly cyclical semiconductor industry; our ability to successfully implement our acquisitions strategy or integrate acquired companies; uncertainty as to the future profitability of acquired businesses, and delays in the realization of, or the failure to realize, any accretion from acquisition transactions; acquiring, managing and integrating new operations, businesses or assets, and the associated diversion of management attention or other related costs or difficulties; Microsemi's reliance on government contracts for a portion of its sales, including impacts of sequestration under the Budget Control Act of 2011, and any past or future government shutdowns; risks related to the company's international operations and sales, including political instability, trade restrictions and sanctions, restrictions in the transfer or repatriation of funds, currency fluctuations and availability of transportation services; potential non-realization of expected orders or non-realization of backlog; failure to make sales indicated by the company's book-to-bill ratio; intense competition in the semiconductor industry and resultant downward price pressure; the effect of events such as natural disasters and related disruptions on our operations; the concentration of the factories that service the semiconductor industry; delays in beginning production, implementing production techniques, resolving problems associated with technical equipment malfunctions, or issues related to government or customer qualification of facilities; our dependence on third parties for key functions; increases in the costs of credit and the availability of credit or additional capital only under more restrictive conditions or not at all; changes to laws or regulations; unanticipated changes in Microsemi's tax obligations, results of tax examinations or exposure to additional income tax liabilities; changes in generally accepted accounting principles; principal, liquidity and counterparty risks related to Microsemi's holdings in securities; inability to develop new technologies and products to satisfy changes in customer demand or the development by the company's competitors of products that decrease the demand for Microsemi's products; unfavorable or declining conditions in end markets; inability of Microsemi's compound semiconductor products to compete successfully with silicon-based products; production delays related to new compound semiconductors; variability of the company's manufacturing yields; potential effects of system outages; inability by Microsemi to fulfill customer demand and resulting loss of customers; variations in customer order preferences; difficulties foreseeing future demand; rises in inventory levels and inventory obsolescence; environmental or other regulatory matters or litigation, or any matters involving contingent liabilities or other claims; the uncertainty of litigation, the costs and expenses of litigation, the potential material adverse effect litigation could have on Microsemi's business and results of operations if an adverse determination in litigation is made, and the time and attention required of management to attend to litigation; difficulties in determining the scope of, and procuring and maintaining, adequate insurance coverage; difficulties and costs of protecting patents and other proprietary rights; the hiring and retention of qualified personnel in a competitive labor market; any circumstances that adversely impact the end markets of acquired businesses; and difficulties in closing or disposing of operations or assets or transferring work, assets or inventory from one plant to another. In addition to these factors and any other factors mentioned elsewhere in this news release, the reader should refer as well to the factors, uncertainties or risks identified in Microsemi's most recent Form 10-K and any subsequent Form 10-Q reports filed by Microsemi with the SEC. Additional risk factors may be identified from time to time in Microsemi's future filings. The forward-looking statements included in this release speak only as of the date hereof, and Microsemi does not undertake any obligation to update these forward-looking statements to reflect subsequent events or circumstances. Amounts reported in this release are preliminary and subject to finalization prior to the filing of our next Form 10-Q.